Soap Box Car Specs and Parts
WHEELS MUST NOT EXCEED 12 INCHES IN DIAMETER. ALL WHEELS MUST BE
EQUIPPED WITH SOLID RUBBER TIRES. CAR FRAME IS MADE FROM 2 X 4 INCH
CONSTRUCTION LUMBER. THE OVERALL LENGTH OF THE CAR IS A MAXIUM OF 5
FEET. THE WHEEL BASE A MAXIMUM OF 4 FEET IN LENGTH CENTER TO CENTER.
A MAXIMUM WHEEL BASE WIDTH OF 31 INCHES FROM OUTSIDE TO OUTSIDE OF
TIRES. STAY AS CLOSE TO 31 INCHES AS POSSIBLE. SOLID STEEL AXLES MAY BE
USED.
USE ROUNDHEAD ¼ INCH BOLTS TO HOLD FRAME. SCREWS ARE A SECOND
CHOICE. NAILS ARE NOT SUITABLE, BECAUSE THEY MAY WORK LOOSE.
ALL CARS MUST HAVE A SEAT WITH BRACED BACKREST, SO THE BOY CAN
COMFORTABLY STEER WITH HIS FEET.
STEERING IS DONE WITH THE FEET, WHICH ARE PLACED ON THE FRONT AXLE,
AND BY THE HANDS HOLDING A ROPE FASTENED TO THE FRONT AXLE.
IF THREADED AXLES ARE USED, THE NUTS MUST BE SECURED WITH COTTER
PINS. CARS MUST BE EQUIPPED WITH AN ADEQUATE SAFETY BELT SECURELY
FASTENED TO THE MAIN FRAME OF THE CAR.
CARS MUST BE EQUIPPED WITH A HANDBRAKE WITH ITS RUBBING SURFACE
FACED WITH A RUBBER MATERIAL SUCH AS A STRIP OF AN OLD TIRE. THIS WILL
STOP THE CAR WHEN DRAGGED ON THE GROUND.
DURING THE RACE, THE TWO 2 X 4 BLOCKS FASTENED ½ INCH FROM THE
CENTER BOARD WILL LIMIT THE TURNING RADIUS.